12-1 Thermal Energy_Base

__ energy in the energy of moving particles.

• Electrical

• Heat

• Thermal

• Kinetic

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12-1

__ is the flow of thermal energy from one object to anther.

• Electrical

• Heat

• Thermal

• Kinetic

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12-1

Heat always moves from cooler objects to warmer objects.

• TRUE

• FALSE

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12-1

As the thermometer warms, the particles of liquid move (a)   ​ and ​ (b)   apart. This movement makes the liquid ​ (c)   and ​ (d)   inside the thermometer.

• faster
• slower
• closer
• contract
• farther
• expand
• rise
• lower

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12-1

What are the freezing and boiling points?

• 212

• boiling Celsius

• 32

• Freezing Fahrenheit

• 0

• Freezing Celsius

• 100

• boiling Fahrenheit

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12-1

Match the following

• Radiation

• Transfers through waves. Can transfer through space (sun)

• Convection

• Occurs between two objects that are touching

• Conduction

• Transfers heat through a liquid or a gas (fluid)

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12-1

Organize these options into the right categories

Groups:

(a) Insulators

,

(b) Conductor

• wool

• plastic

• iron

• copper

• steel

• glass

• fat

• do not transfer heat well

• rubber

• aluminum

• silver

• transfers heat very easily

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12-1

When you heat something, the matter (a)   ; when you cool something, the matter ​ (b)   .

• expands
• contracts
• grows
• disappears
• cools off
• heats up

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12-1

Adding heat to matter can change its state.

• TRUE

• FALSE

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12-1

Many pots and pans are made of metal because metal is a good

• conductor

• insulator

• heat source

• radiator

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12-1